@inproceedings{john09,
	author = {Mathias John and Hans-J\"org Schulz and Heidrun Schumann and Adelinde M. Uhrmacher and Andrea Unger},
	title = {Exploring Time-Varying Hypergraphs},
	booktitle = {InfoVis'09: Poster Compendium of the IEEE Conference on Information Visualization},
	year = {2009}
}